Dyfyniad APA

Janis, I. L. (1989). Crucial decisions: Leadership in policy making and crisis management. The Free Press.

Dyfyniad Arddull Chicago

Janis, Irving Lester. Crucial Decisions: Leadership in Policy Making and Crisis Management. New York: The Free Press, 1989.

Dyfyniad MLA

Janis, Irving Lester. Crucial Decisions: Leadership in Policy Making and Crisis Management. The Free Press, 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.